PPG-12 Butyl Ether
AKA “Butyl Polypropylene Glycol
Skin Conditioning
Ingredient Facts
Ppg-12 butyl ether
AKA: Butyl Polypropylene Glycol
Skin Conditioning · Hair Conditioning · EWG: 4
Synthetic
Skin Conditioner
Hair Care
Not Clean
Poly[oxy(methyl-1,2-ethanediyl)], .alpha.-butyl-.omega.-hydroxy- (12 mol PO average molar ratio)
CAS #
9003-13-8
Form
Liquid
See origin →
Functions
Hair Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Skin Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Locks in moisture
Traditional Use
A synthetic conditioning agent and solvent developed in the late 20th century from propylene glycol and butyl ether. It was created to provide improved spreading, moisture retention, and texture enhancement in modern skincare and personal care products.
Skin Types
all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
EWG
4
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
Not a Sensitizer
medical-approval
all-shades-safe
Regulatory Status
USApermitted
EUrestricted
JAPANrestricted
CANADArestricted
Verified Jun 2026
Data: CosIng · EWG · CIR